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392494 (2011 NS)
Classification: Main-belt Asteroid          SPK-ID: 2392494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955089257368331 9.4531e-08  
a 2.461119695748942 1.8789e-08 au
q 1.979948827923305 2.2416e-07 au
i .3774498361531965 5.0769e-06 deg
node 243.1671248753709 0.001674 deg
peri 67.44826828040173 0.0016742 deg
M 97.05758288183637 2.3476e-05 deg
tp 2458620.289153971682
(2019-May-16.78915397)
8.97e-05 TDB
period 1410.254619021735
3.86
1.615e-05
4.422e-08
d
yr
n .2552730515073403 2.9233e-09 deg/d
Q 2.942290563574579 2.2463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      9883 days (27.06 yr)  
   first obs. used      1992-09-30  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53336  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:05:01  

Additional Information
 Earth MOID = .965579 au 
 Jupiter MOID = 2.32633 au 
 T_jup = 3.463 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO440693  

392494 (2011 NS)          Discovered 2011-Jun-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1960-Apr-04 01:27 00:01 Amphi 0.0305780539180161 0.0305606591668257 0.030595461331323 4.7717639137128 4.77176387431389 2437028.560755493 1.05537331114005 1315.62234396639 111.786087998347 -48.9877317628719 30950.0347131374 T 13 CATAB v2.0f-lin.ifort 2019-Nov-08 13:05:14 2019-Nov-08 13:05
2037-May-09 06:05 < 00:01 Juno 0.0370351673055214 0.0370305105109216 0.0370398262702282 8.03972787074507 8.03972782988583 2465187.753702385 0.521465251417032 551.206667223109 104.020733932323 67.4457602464837 49326.4806748351 T 13 CATAB v2.0f-lin.ifort 2019-Nov-08 13:05:14 2019-Nov-08 13:05

Alternate Designations
 2011 NS = 2014 EU15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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